Home / 12,299,875.56-18,451,577.52-3,780,927.36

Finding the Fourth Proportional to 12,299,875.56, 18,451,577.52 and 3,780,927.36

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Solution

The fourth proportional to 12,299,875.56, 18,451,577.52 and 3,780,927.36 is: 5,671,933.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,299,875.56 : 18,451,577.52 = 3,780,927.36 : x
  2. Step 2: Convert to fraction form
    12,299,875.56/18,451,577.52 = 3,780,927.36/x
  3. Step 3: Cross multiply
    12,299,875.56x = 18,451,577.52 × 3,780,927.36
  4. Step 4: Simplify right side
    12,299,875.56x = 69,764,074,280,528.95
  5. Step 5: Solve for x
    x = 69,764,074,280,528.95/12,299,875.56
  6. Step 6: Final answer
    x = 5,671,933.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.